A Modified Replacement Model for Items That Fail Suddenly with Variable Replacement Costs

Maintenance Cost Analysis for Replacement Model with Perfect Minimal Repair

With the evolution of technology, the maintenance of sophisticated systems is of concern for system engineers and system designers. The maintenance cost of the system depends in general on the replacement and repair policies. The system replacement may be in a strictly periodic fashion or on a random basis depending upon the maintenance policy. At failure, the repair of the system may be perfor...

development of pricing model for deteriorating items with constant deterioration rate considering replacement

proper inventory control policy and the optimal price for the items has always been one of the main topics of scientific research and industry. on the other hand, there are many products in the market witch are classified as deteriorating items. therefore the problem of determining optimal price and optimal inventory policy for this type of items is very important. in this paper a 3 echelon sup...

Employee Replacement Costs

A new machine replacement policy based on number of defective items and Markov chains

  A novel optimal single machine replacement policy using a single as well as a two-stage decision making process is proposed based on the quality of items produced. In a stage of this policy, if the number of defective items in a sample of produced items is more than an upper threshold, the machine is replaced. However, the machine is not replaced if the number of defective items is less than ...

Treatment with replacement hormones in menopause

امروزه با کاهش مرگ و میر و تغییرات اساسی در ساختار سنتی جمعیت، افزایش سالمندان چشمگیر می باشد. توجه به بهداشت سالمندان که بخش پرارزش منابع انسانی را تشکیل می دهند، بسیار مهم است. بنابراین جا دارد متخصصین بهداشتی که مراقبت از زنان را بر عهده دارند جهت ارائه مراقبتهای کامل تغییرات پیچیده جسمی و روانی ناشی از یائسگی را کاملا بشناسند.